{"id":710,"date":"2023-02-13T21:59:05","date_gmt":"2023-02-13T20:59:05","guid":{"rendered":"https:\/\/eurekamaths.fr\/wpe\/?p=710"},"modified":"2025-02-20T14:40:33","modified_gmt":"2025-02-20T13:40:33","slug":"semaine-des-mathematiques-2023","status":"publish","type":"post","link":"https:\/\/eurekamaths.fr\/wpe\/index.php\/2023\/02\/13\/semaine-des-mathematiques-2023\/","title":{"rendered":"Semaine des math\u00e9matiques 2023"},"content":{"rendered":"<p>Eur\u00eakamaths s\u2019associe avec Maths en-vie pour la semaine des maths 2023 !<\/p>\n<p><a href=\"https:\/\/www.mathsenvie.fr\/semaine-des-mathematiques-2023-avec-mths-en-vie-une-semaine-a-la-carte\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-711\" src=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/02\/Affiche_400X457.png\" alt=\"\" width=\"400\" height=\"457\" srcset=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/02\/Affiche_400X457.png 400w, https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/02\/Affiche_400X457-263x300.png 263w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><a href=\"https:\/\/www.mathsenvie.fr\/semaine-des-mathematiques-2023-avec-mths-en-vie-une-semaine-a-la-carte\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-712\" src=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/02\/Maths-en-Vie-Infographie1_166X457.png\" alt=\"\" width=\"166\" height=\"457\" srcset=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/02\/Maths-en-Vie-Infographie1_166X457.png 166w, https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/02\/Maths-en-Vie-Infographie1_166X457-109x300.png 109w\" sizes=\"auto, (max-width: 166px) 100vw, 166px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-822 size-full\" src=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme1.png\" alt=\"\" width=\"620\" height=\"437\" srcset=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme1.png 620w, https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme1-300x211.png 300w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-829 size-full\" src=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme2.png\" alt=\"\" width=\"620\" height=\"437\" srcset=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme2.png 620w, https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme2-300x211.png 300w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme3.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-833\" src=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme3.png\" alt=\"\" width=\"620\" height=\"437\" srcset=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme3.png 620w, https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme3-300x211.png 300w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme4.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-845\" src=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme4.png\" alt=\"\" width=\"620\" height=\"437\" srcset=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme4.png 620w, https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme4-300x211.png 300w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme5.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-843\" src=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme5.png\" alt=\"\" width=\"620\" height=\"437\" srcset=\"https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme5.png 620w, https:\/\/eurekamaths.fr\/wpe\/wp-content\/uploads\/2023\/03\/Eurekamaths.enigme5-300x211.png 300w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<hr \/>\n<h2>R\u00e9ponses<\/h2>\n<h3>\u00c9nigme du lundi 6 mars &#8211; Les cubes cach\u00e9s<\/h3>\n<p>La construction A a une base carr\u00e9e.<\/p>\n<p>Les deux constructions ont la m\u00eame masse et sont constitu\u00e9es de petits cubes tous de m\u00eame masse.<\/p>\n<p>Combien de petits cubes ne sont pas visibles dans la construction B ?<\/p>\n<p>construction A\u00a0: 68 cubes<\/p>\n<p>construction B\u00a0: 54 cubes<\/p>\n<p><strong>R\u00e9ponse : 68 \u2013 54 = 14 petits cubes cach\u00e9s<\/strong><\/p>\n<h3>\u00c9nigme du mardi 7 mars<\/h3>\n<p>Comment obtenir 1000 en additionnant le moins de nombres possibles ne comportant que des 8 ?<\/p>\n<p><strong>R\u00e9ponse : 888 + 88 + 8 +8 + 8<\/strong><\/p>\n<h3>\u00c9nigme du mercredi 8 mars &#8211; D\u00e9codage<\/h3>\n<p>Traduis les mots codes en rempla\u00e7ant chaque lettre par son sym\u00e9trique par rapport \u00e0 la droite D<\/p>\n<p>Z B T Z S D F D C A E\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 G\u2018ZER\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 EBMZT<\/p>\n<p><strong>R\u00e9ponse<\/strong><\/p>\n<p><strong>E U R E K A M A T H S\u00a0\u00a0\u00a0\u00a0 C\u2019EST\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 SUPER<\/strong><\/p>\n<h3>\u00c9nigme du jeudi 9 mars &#8211; Les pots<\/h3>\n<p>Un jardinier range les pots en terre cuite ci-dessous tous identiques dans un placard dont la distance entre deux \u00e9tag\u00e8res est de 45 cm. Les empilements de 5 pots ont 26 cm de hauteur et ceux de 9 pots de 36 cm de hauteur ? Sachant qu\u2019il veut occuper le maximum de hauteur entre les \u00e9tag\u00e8res, combien lui restera-t-il de pots pour la derni\u00e8re pile ?<\/p>\n<p><strong>R\u00e9ponse : 4 pots (Une collerette de pot mesure 2,5 cm)<\/strong><\/p>\n<h3>\u00c9nigme du vendredi 10 mars &#8211; Le code<\/h3>\n<p>Le propri\u00e9taire d\u2019un appartement en location d\u00e9pose la cl\u00e9 dans une bo\u00eete qui s\u2019ouvre \u00e0 l\u2019aide d\u2019un digicode \u00e0 neuf chiffres.<\/p>\n<ul>\n<li>Le code de quatre chiffres tous diff\u00e9rents ne comprend pas de chiffre multiple de trois<\/li>\n<li>Il est un multiple de cinq.<\/li>\n<\/ul>\n<p>Combien de codes diff\u00e9rents sont-ils possibles ?<\/p>\n<p><strong>R\u00e9ponse : 5 * 4 * 3 = 60<\/strong><\/p>\n<p>Possibilit\u00e9s pour le premier chiffre\u00a0: 1, 2, 4, 7, 8\u00a0; pour le second une possibilit\u00e9 de moins, pour le 3<sup>e<\/sup>, encore une de moins et pour le 4<sup>e<\/sup> une seule, 5.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Eur\u00eakamaths s\u2019associe avec Maths en-vie pour la semaine des maths 2023 ! &nbsp; R\u00e9ponses \u00c9nigme du lundi 6 mars &#8211; Les cubes cach\u00e9s La construction A a une base carr\u00e9e. Les deux constructions ont la m\u00eame masse et sont constitu\u00e9es de petits cubes tous de m\u00eame masse. Combien de petits cubes ne sont pas visibles &#8230; <a title=\"Semaine des math\u00e9matiques 2023\" class=\"read-more\" href=\"https:\/\/eurekamaths.fr\/wpe\/index.php\/2023\/02\/13\/semaine-des-mathematiques-2023\/\" aria-label=\"En savoir plus sur Semaine des math\u00e9matiques 2023\">Lire la suite<\/a><\/p>\n","protected":false},"author":4721,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[5,6],"tags":[],"class_list":["post-710","post","type-post","status-publish","format-standard","hentry","category-archives","category-semaine-des-mathematiques"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"publishpress_future_action":{"enabled":false,"date":"2026-05-08 00:57:55","action":"change-status","newStatus":"draft","terms":[],"taxonomy":"category","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/posts\/710","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/users\/4721"}],"replies":[{"embeddable":true,"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/comments?post=710"}],"version-history":[{"count":4,"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/posts\/710\/revisions"}],"predecessor-version":[{"id":1048,"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/posts\/710\/revisions\/1048"}],"wp:attachment":[{"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/media?parent=710"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/categories?post=710"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/eurekamaths.fr\/wpe\/index.php\/wp-json\/wp\/v2\/tags?post=710"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}